KeyInfo KeyInfo - This app is used to test phone keys and switch sensors.
It will show what key you have pressed, in addition to the system name for the key and the Java key code for it. It can be very useful to identify broken or "stuck" keys in your cellphone.
Source code is available from authors blog
MobShareFTP If your cellphone has WiFi, this is the easiest way to tranfer files between your phone and computer wirelessly
OpenWatch J2ME OpenWatch is a WIP prototype of smartWatchM application for the Java platform. It works with Sony Ericsson MBW-100/150/200. The mobile phone has to support JSR-82 (Bluetooth API, even for unsigned apps). There may be few more requirements since the development is in the beginning and the prototype wasn't tested on many phones